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A data set has 2,000 observations of five dimensions of a topic. A subset of 500 observations is drawn from this data set. The data set had 20% observations with "Y" as value for the first dimension, whereas the subset had 17% of its observations with "Y" as value for the same first dimension. What term would be used for these 17% observations?
Caloric Intake
The total number of calories consumed through foods and beverages over a certain period.
Exercise
Exercise is physical activity that is planned, structured, and repetitive for the purpose of conditioning any part of the body, improving health, and maintaining fitness.
Concurrent Validity
Evidence that test scores are related to an external source that can be measured at around the same time the test is being given (“here and now” validity). This is a type of criterion-related validity.
Predictive Validity
The extent to which a test score or instrument can predict the performance or outcomes on relevant future measures.
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